Tahitian pearls are known for their dark colors and exotic properties are known. Often seen as a black South Sea pearls, Tahitian pearls in more than 80 different natural colors and overtones collected. Shape and shine / finish: The pearl of Tahiti, however, the Department Perlicultre in French Polynesia is developing standards for the export of a designation reflecting on two considerations.
nacre thickness, while the content of a factor in assessing other kinds of sea pearls, Tahitian pearls are limited to the export of pearls, pearl enough coverage.
There are five types of pearls from Tahiti. All the pearls of French Polynesia falling exports in the following categories:
Cycle: perfectly round or nearly round shape without a change of more than 2 percent in diameter.
Semi-round: It is almost circular in shape with a diameter change of more than 2 percent, but less than 5 percent.
Semi-baroque: a significant half-round, pear, oval, button and drop contains.
Baroque: irregular, asymmetric shape. Baroque pearls, by definition, no axis of symmetry.
Circles: Over a third of the visible community is generated by a "rotation" of the soul in the process of forming pearls. If the parties are present, but not less than one-third of the surface of the pearls, the lines are classified as inclusions in the glare / surface category.
The second consideration is taken into account in the ranking and Tahitian pearls, shiny surfaces and consideration. Takes into account the smoothness and perfection of a pearl skin, judges the quality and quantity of light reflected from the surface of the ball.
Department of pearl farming in French Polynesia is a five-level classification, jewelry, higher class, the class B, class C, D class and D all rejected for export below, include, and will be destroyed. This system is a system of classification of the United States, jewelry, Class AAA, Class AA +, AA contains notes and Class A.
Top Gem: Perfect for recording surface. Shine perfectly.
Score: Perfect or not to remove the light, not more than 10% of the surface of a pearl. Chandelier poorer.
Grade B: Surface staining of more than 30% of the surface of a pearl. Gloss medium.
Class C: Surface patches that no more than 60% of the pearls. Luster medium to low.
Class D: surface stains than 60% of the pearls. Luster low.
Turn on the ranking of black pearls allows consumers to make informed decisions when purchasing pearls from Tahiti. After learning the basic principles of classification, we can determine what other factors are appealing to the value of their personal style and taste to appreciate. These factors include the cost of body color, overtone and size. Although under certain flowers and pearls, like precious, most valuable pearls are those that reflect your style and personality better.